my external sounder/bell and LEDs (not flashings) to have no power going to it. Do these boxes have a battery fitted?
The PSU has the correct voltages and fuses are good.
Reason for asking before climbing up to box is because I may need to get scaffolding to reach box.
The PSU has the correct voltages and fuses are good.
Reason for asking before climbing up to box is because I may need to get scaffolding to reach box.